add test cases for event dictionary

Author: MaxDall

tests/resources/test_events.py

@@ -0,0 +1,80 @@
+import pytest
+
+from fundus.utils.events import EventDict
+
+
+class TestEvents:
+    def test_default_events(self):
+        events = EventDict(default_events=["success"])
+
+        events.get("success")
+
+        with pytest.raises(KeyError):
+            events.get("failure")
+
+    def test_set_clear(self):
+        events = EventDict(default_events=["success"])
+
+        events.set_event("success")
+
+        assert events.is_event_set("success")
+
+        events.clear_event("success")
+
+        assert events.is_event_set("success") == False
+
+    def test_set_clear_all(self):
+        events = EventDict()
+
+        events.register_event("success", 1)
+        events.register_event("success", 2)
+
+        events.set_for_all("success")
+
+        assert events.is_event_set("success", 1) == events.is_event_set("success", 2) == True
+
+        events.clear_for_all("success")
+
+        assert events.is_event_set("success", 1) == events.is_event_set("success", 2) == False
+
+        events.register_event("failure", 1)
+        events.register_event("failure", 2)
+
+        events.set_for_all()
+
+        assert events.is_event_set("success", 1) == events.is_event_set("success", 2) == True
+        assert events.is_event_set("failure", 1) == events.is_event_set("failure", 2) == True
+
+        events.clear_for_all()
+
+        assert events.is_event_set("success", 1) == events.is_event_set("success", 2) == False
+        assert events.is_event_set("failure", 1) == events.is_event_set("failure", 2) == False
+
+    def test_alias(self):
+        events = EventDict(default_events=["success"])
+
+        events.alias("main-thread")
+
+        events.set_event("success", "main-thread")
+
+        assert events.is_event_set("success", "main-thread") == True
+
+    def test_set_all_with_alias(self):
+        events = EventDict(default_events=["success"])
+
+        events.alias("main-thread")
+
+        events.set_for_all("success")
+
+        assert events.is_event_set("success", "main-thread") == True
+
+        events.clear_for_all("success")
+
+        assert events.is_event_set("success", "main-thread") == False
+
+    def test_duplicate(self):
+        events = EventDict(default_events=["success"])
+
+        events.alias("main-thread", 1)
+
+        events.alias("main-thread", 1)